A graph of the muscle's electrical activity is displayed as ________

A) a spirometry
B) an electrocardiogram (ECG)
C) an electromyogram (EMG)
D) None of the listed responses is correct.


C
Explanation:
A) Spirometry is used to measure respiratory volumes.
B) An ECG is a display of the heart's electrical activity.
D) One of the listed responses is correct.

Anatomy & Physiology

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